Hint

Answer

I'm a sock or socks.

Socks can be stinky or clean(ed).
Socks can be any color.
Socks are worn on people's feet, or the feet are bare (unless sneakers are worn).
Socks can be worn anywhere.
Socks can be crew, knee-high, etc. Socks are usually the regular 'L' shape.
Socks are usually not seen on tapes or in movies.Hide